{"id":807,"date":"2025-05-08T13:46:11","date_gmt":"2025-05-08T13:46:11","guid":{"rendered":"https:\/\/yaveni.com\/blog\/?p=807"},"modified":"2025-05-08T13:46:12","modified_gmt":"2025-05-08T13:46:12","slug":"electrical-power-tools-must-be___by-3-wire-cord","status":"publish","type":"post","link":"https:\/\/gaviki.com\/blog\/electrical-power-tools-must-be___by-3-wire-cord\/","title":{"rendered":"Electrical power tools must be___by 3-wire cord"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Electrical power tools must be___by 3-wire cord,___insulated, powered by a low-voltage transformer, or powered by a self-contained___.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. Secured\u2026 partially\u2026 circuit<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. Grounded\u2026 double\u2026 battery<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C. Wrapped\u2026 triple\u2026 control panel<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D. Intersected\u2026 fully\u2026 generator<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\"><strong>The correct answer and explanation is :<\/strong><\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The correct answer is <strong>B. Grounded\u2026 double\u2026 battery<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Explanation:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Electrical power tools require specific safety measures to ensure they are used without causing harm to the operator or others nearby. Among these safety measures, grounding, insulation, and power supply types are critical components.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Grounded by 3-wire cord:<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Grounding<\/strong> is a safety mechanism that prevents electrical shock by providing a safe pathway for electricity to flow into the ground in case of a short circuit or equipment failure. Electrical power tools must be <strong>grounded<\/strong> through a 3-wire cord, which includes a grounding wire (usually the third prong on the plug). This ensures that if a fault occurs, the electricity will be safely discharged rather than shocking the user. A 3-wire cord includes the live wire (for power), neutral wire (to complete the circuit), and a grounding wire for safety.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Double insulated:<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Double insulation<\/strong> is a safety feature that isolates electrical parts from the outer casing of the tool to prevent electric shock. Tools with <strong>double insulation<\/strong> do not require a grounding conductor (grounding is still preferable but not mandatory for these tools), as the insulation effectively prevents the user from contacting live parts. Double insulation typically involves two layers of insulating material around electrical components, further enhancing the tool\u2019s safety.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Powered by a low-voltage transformer or self-contained battery:<\/strong>\n<ul class=\"wp-block-list\">\n<li>Electrical power tools can be powered by a <strong>low-voltage transformer<\/strong> or <strong>self-contained battery<\/strong>, both of which reduce the risk of electric shock and are safer alternatives to tools powered directly from a standard electrical outlet. A <strong>self-contained battery<\/strong> offers portability and reduces reliance on wired connections, which minimizes the chance of tripping over cords or being exposed to faulty wiring.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">These safety features\u2014grounding, double insulation, and a safe power supply\u2014collectively help ensure that electrical power tools are safe for use in various work environments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Electrical power tools must be___by 3-wire cord,___insulated, powered by a low-voltage transformer, or powered by a self-contained___. A. Secured\u2026 partially\u2026 circuit B. Grounded\u2026 double\u2026 battery C. Wrapped\u2026 triple\u2026 control panel D. Intersected\u2026 fully\u2026 generator The correct answer and explanation is : The correct answer is B. Grounded\u2026 double\u2026 battery. Explanation: Electrical power tools require specific [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-807","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts\/807","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/comments?post=807"}],"version-history":[{"count":1,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts\/807\/revisions"}],"predecessor-version":[{"id":808,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts\/807\/revisions\/808"}],"wp:attachment":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/media?parent=807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/categories?post=807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/tags?post=807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}